Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Physics Expert

The distance of an object from a startin gpoint is given by s(t)=5t^2-9t+90, where t is time in seconds. A. Determine the average velocity of the object from 2 seconds to 4 seconds.

Physics, Academics

  • Category:- Physics
  • Reference No.:- M91783889
  • Price:- $10

Priced at Now at $10, Verified Solution

Have any Question?


Related Questions in Physics

Question in a physics laboratory experiment a coil with 230

Question: In a physics laboratory experiment, a coil with 230 turns enclosing an area of 12.1 cm2 is rotated during the time interval 4.10Ã-10?2 s from a position in which its plane is perpendicular to Earth's magnetic f ...

Question in a science museum a 110kg brass pendulum bob

Question: In a science museum, a 110kg brass pendulum bob swings at the end of a 15-meter-long wire. The pendulum is started at exactly 8:00 a.m. every morning by pulling it to 1.5m the side and releasing it. Because of ...

A woman wishing to know the height of a mountain measures

A woman wishing to know the height of a mountain measures the angle of elevation of the mountaintop as 12°. After walking 1.23 km closer to the mountain on level ground, she finds the angle to be 15.8°. Find the height o ...

The amount of chemical energy released in burning heating

The amount of chemical energy released in burning heating oil is approximately 130 MJ per gallon. This is the amount of energy released as heat during combustion. (a) Suppose that during the winter, heating a home with o ...

Question part a calculate the period of a satellite

Question: Part A: Calculate the period of a satellite orbiting the Moon, 91km above the Moon's surface. Ignore effects of the Earth. The radius of the Moon is 1740 km. Express your answer using three significant figures ...

Question an object in the shape of a thin ring has radius a

Question: An object in the shape of a thin ring has radius a and mass M. A uniform sphere with mass m and radius Ris placed with its center at a distance x to the right of the center of the ring, along a line through the ...

Question part a how many different values of l are possible

Question: Part A: How many different values of l are possible for an electron with principal quantum number n = 3? Express your answer as an integer. Part B: How many values of ml are possible for an electron with orbita ...

A ball is thrown straight up with an initial speed of 30 ms

A ball is thrown straight up with an initial speed of 30 m/s. How long will it take to reach the top of its trajectory, and high will the ball go? A car slows to a stop with an average acceleration of - 2.5 m/s2. How lon ...

Question a solid disk of mass m1 96 kg and radius r 024 m

Question: A solid disk of mass m1 = 9.6 kg and radius R = 0.24 m is rotating with a constant angular velocity of ? = 30 rad/s. A thin rectangular rod with mass m2 = 3.4 kg and length L = 2R = 0.48 m begins at rest above ...

Problem a jet airplane with a 750 m wingspan is flying at

Problem: A jet airplane with a 75.0 m wingspan is flying at 265 m/s. Part (a) What emf is induced between the wing tips in V if the vertical component of the Earth. The response must be typed, single spaced, must be in t ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As